Originally Posted by jumbofisher
I have a 1988 gmc sierra 4x4 that is using alot of automatic transmission fluid with no puddles showing under the vehicle. I have no idea where the fluid could be going without any leaks showing underneath. Any info would be greatly appreciated.
Check the fluid level of your t-case. I bet it is over full.
Seals between the transmission and t-case get hard. The trans fluid passes into the t-case